基本解释

• [地球科学]放射性碳地层学

英汉例句

双语例句

• Because they rely on estimation, relative techniques like stratigraphy are considered less precise than absolute techniques, like radiocarbon dating or verification from written records.
  因为他们象地层学那样依赖相关的技术进行推测，其精确度不如用放射性碳元素断定或根据记录来断定年代的方法。

专业释义

地球科学

• 放射性碳地层学